In most of back office job you will be required to sit and work for 10 hours to earn money. Based on your interest in video games I could tell you that you can earn by playing video games as well. There are companies which hires people to test video games and suggest the necessary changes. This comes under games testing engineer job role, you may need a computer science engineering degree with knowledge on software programming. In the job you will get to play the games, also you can code and develop your own video games.